Finding the Fourth Proportional to 4,328,487.92, 5,975,226.60 and 2,586,771.92
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Solution
The fourth proportional to 4,328,487.92, 5,975,226.60 and 2,586,771.92 is: 3,570,888.65
Step by Step Solution
- Step 1: Write the proportion equation
4,328,487.92 : 5,975,226.60 = 2,586,771.92 : x - Step 2: Convert to fraction form
4,328,487.92/5,975,226.60 = 2,586,771.92/x - Step 3: Cross multiply
4,328,487.92x = 5,975,226.60 × 2,586,771.92 - Step 4: Simplify right side
4,328,487.92x = 15,456,548,384,517.07 - Step 5: Solve for x
x = 15,456,548,384,517.07/4,328,487.92 - Step 6: Final answer
x = 3,570,888.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.